ranton



2 Sheets-Sheet 1.

(No Model.)

W. J. RANTON.

PROCESS OF GONSTRUGTING BOILERS.

. Patented Oct. 29, 1889.

WITNESSES (No Model.) 2 SheetsSheet 2.

w. J. RANTON. PROCESS OF GONSTRUGTING BOILERS.

No. 414,168. Patented Oct. 29, 1889.

WITE INV ATTOHN'E N PETERS. MW VlllNnMllC.

UNITED STATES PATENT OFFICE.

\VILLIAM .I. RANTON, OF SYRACUSE, NEW YORK, ASSIGNOR TO THE PORTER MANUFACTURING COMPANY, (LIMITED,) OF SAME PLACE.

PROCESS OF CONSTRUCTING BOILERS.

SPECIFICATION forming part of Letters Patent No. 414,168, dated October 29, 1889.

Application filed July 3. 1889. Serial No. 316,434.. (No model.)

To all whom it may concern: ously described, I prefer to calk at the point Be it known that I, WILLIAM J. RANTON, of c the outside of the flue 0, thus effectually Syracuse, in the county of Onondaga, in the preventing the leakage of the water from the State of New York, have invented new and water-space. After the boiler-shell has been 55 5 useful Improvements in a Process of Conformed in the desired manner and theinterior structing Boilers, of which the following, taken parts of the boiler-shell are secured together, in connection with the accompanying drawthe said interior parts are then forced into ings, is a full, clear, and exact description. operative position within the boiler shell.

My invention relates to an improved pro- This movement is allowed, as the smoke-box 6o 10 cess of constructing boilers; and it consists, D is of less diameter than the inside diameter essentially, in constructing the outer casing of the boiler, and also by the open extremity of the boiler, then securing or riveting to- A of said boiler-shell. In order to further gether the interior parts of said boiler, and allow of the securing of the boiler within the finally forcing the said interior parts into opshell A, I prefer to make the smoke-box D of 15 erative position within the outer casing or conical shape, with its smaller extremity in boiler-shell. front.

It furthermore consists in calking the fire- The placing of the interior parts of the tube from the outside, so that the oozing of boiler within the shell A maybe accomplished water from. the Water-space is effectually preby any desired means. My preferable prac- 2o vented. tice is to set up the shell in position, then In describing my invention reference is had support the interior parts of the boiler upon to the accompanying drawings, forming a a crane or other suitable elevating device, part of this specification, in which like letand then force said parts within the boiler. ters indicate corresponding parts in all the It is frequently necessary to useaclamping 25 views. device to force the forward extremity of the Figure 1 is a longitudinal sectional view of fire-box D to its desired position after the forthe interior parts of the boiler secured toward edge thereof reaches the contracted gether. Fig. 2 is a longitudinal sectional View opening. The preferable manner of obtainof the outer casing of the boiler. Fig. 3 is a ing this pressure is to extend a rod through 3o longitudinal sectional view of the boiler, the the interior of the boiler. A bar or plate is parts thereof being shown in operative posithen secured at one extremity of the boiler tion; and Fig. 4 is an end view of the boilerand bears against the rear flue-sheet G. The extension. opposite extremity of this extending bar is A represents the outer boiler shell or casprovided with a nut, which bears against a 35 ing, of suitable size and material, and formed bar or plate bearing upon the edge of the or provided with the forward extension A, contracted opening A. By screwing up this preferably of circular form, and having the nut it will be seen that the extremity of the open rearward extremity A The extension smoke-box will thus be drawn to the desired A is provided with a contracted opening a, position in the contracted opening A This 40 formed by bending the shell inward and formpressure device, however, is necessary only in ing the shoulder or flange a. the last portion of the movement of the inte- Secured to the fire-box B and discharging rior parts within the shell. therefrom is the fire-flue C, opening into a By my process a boiler may be constructed smoke-box D, from which the smoke passes quickly and economically, and the interior 45 into the flues E. Secured at one extremity of parts, with the exception of the fines, may all the smoke-box is the flue-sheet F. The oppobe riveted together quickly, and, if desired, site fiue-sl1eet G is secured to the firebox B, by a riveting-machine. The fiues may thus and secured in any desirable nianner to the be secured in their desired position. flue-sheets G and F are the flues E. I do not limit my process to the employment [00 50 After securing together the interior parts of a conical smoke-box, nor to the securing of of the boiler, as shown in Fig. 2 and previthe fines before the entrance of the interior ing said interior parts into operative position within said shell, substantially as described.

2. The herein-described process of constructing boilers, the same consistin gin forming the outer shell, securing together the interior parts of the boiler, securing the flues in operative position, and then forcing the interior parts of the boiler to their operative position within the shell, substantially as described.

3. The herein-described process of constructing boilers, the same consisting of call:- ing the flue before its placing Within the boiler-shell, substantially as described.

4. The herein-described process of c'oni structing boilers, the same consisting of forming the outer shell, securing together the interi'or parts of the boiler, securing the flues to the flue-sheets, oalking the fire-flue from the outside thereof, and then securing said interior parts within the boiler-shell, substantially as described.

5. The herein-described process of constructing boilers, the same consisting of forming the outer shell, bending inward the forward extremity of said shell and forming a contracted opening, bending 'or turning a boiler-plate into a conical-shaped smoke-box, securing flues in the crown-sheet at the rearward large extremity of said conical-shaped smoke-box, placing the fire-box in relative position in relation to said smoke-box, securing the fire-flue to said fire-box and crownsheet in the smoke-box, then forcing the said parts within the outer shell, and finally riv eting the forward small extremity of the conical-shaped smoke-box tothe contracted opening at the forward extremity of the boilershell, substantially as and for the purpose set fort] In testimony whereof I have liereuntosign ed my name, in the presence of two attesting witl ne'sses, at Syracuse, in the county of Onondaga, in the State of New York, this 18th day l of June, 1889 g V WILLIAM J. RANTON.

Witnesses CLARK I-I. NORTON,

A. E. PARSONS. 

